From: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Date: Sun, 28 Jul 2019 04:43:34 +0000 (+0900)
Subject: axfer: mapper: fix parameter check for demuxer
X-Git-Tag: v1.2.1~15
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=0bc366a15cda243df206ed25c02153593174921d;p=alsa-utils.git

axfer: mapper: fix parameter check for demuxer

Each container should be configured to store one saple per frame in
demuxer case. This commit fixes the bug.

Fixes: 25c8e3bebb53 ('axfer: add support for a mapper for multiple target')
Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---

diff --git a/axfer/mapper-multiple.c b/axfer/mapper-multiple.c
index 8566efb..00569af 100644
--- a/axfer/mapper-multiple.c
+++ b/axfer/mapper-multiple.c
@@ -114,7 +114,8 @@ static int multiple_pre_process(struct mapper_context *mapper,
 		// configured to store one sample per frame.
 		if (mapper->type == MAPPER_TYPE_DEMUXER) {
 			for (i = 0; i < cntr_count; ++i) {
-				if (cntrs->samples_per_frame != 1)
+				cntr = cntrs + i;
+				if (cntr->samples_per_frame != 1)
 					return -EINVAL;
 			}
 		}